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Old 19-02-2012, 09:50 PM
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troypiggo (Troy)
Bust Duster

troypiggo is offline
 
Join Date: Nov 2008
Location: Brisbane, Australia
Posts: 4,846
Thanks for the link, Peter. Interesting. Checked my Ha filter and no halo, but the OIII and Hb do show similar halos to that second link. Scope is only f/7.5.

Robin - no moon around when I used the OIII this time, but good tip for future. Thanks.
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